improved html conversion fidelity and docx export accuracy

package.json

@@ -1,7 +1,7 @@
 {
   "name": "typogenie",
   "private": true,
-  "version": "1.2.0",
+  "version": "1.2.1",
   "type": "module",
   "scripts": {
     "dev": "vite",
@@ -28,7 +28,8 @@
     "motion": "^12.29.2",
     "react": "^19.2.4",
     "react-dom": "^19.2.4",
-    "turndown": "^7.2.2"
+    "turndown": "^7.2.2",
+    "turndown-plugin-gfm": "^1.0.2"
   },
   "devDependencies": {
     "@tailwindcss/postcss": "^4.1.18",